... in alcohole, aqueous solution is alkali(PH=0.9 of 0.1-1N aqueous solution) and losing water ... , tanning, dye, weight increasing agent in textile industry, fire retardant agent of wood and paper, welding agent, laxative inedicine, ... inoculum of peniciline and streptomycin, adjusting liquid of Phmeasurement, deironagent, paint and pigment, food industry, baking powder and ...